109 lines
2.9 KiB
Java
109 lines
2.9 KiB
Java
package net.minecraft.network.protocol.game;
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import net.minecraft.core.Holder;
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import net.minecraft.network.RegistryFriendlyByteBuf;
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import net.minecraft.network.codec.StreamCodec;
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import net.minecraft.network.protocol.Packet;
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import net.minecraft.network.protocol.PacketType;
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import net.minecraft.world.effect.MobEffect;
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import net.minecraft.world.effect.MobEffectInstance;
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public class ClientboundUpdateMobEffectPacket implements Packet<ClientGamePacketListener> {
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public static final StreamCodec<RegistryFriendlyByteBuf, ClientboundUpdateMobEffectPacket> STREAM_CODEC = Packet.codec(
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ClientboundUpdateMobEffectPacket::write, ClientboundUpdateMobEffectPacket::new
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);
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private static final int FLAG_AMBIENT = 1;
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private static final int FLAG_VISIBLE = 2;
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private static final int FLAG_SHOW_ICON = 4;
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private static final int FLAG_BLEND = 8;
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private final int entityId;
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private final Holder<MobEffect> effect;
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private final int effectAmplifier;
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private final int effectDurationTicks;
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private final byte flags;
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public ClientboundUpdateMobEffectPacket(int entityId, MobEffectInstance effect, boolean blend) {
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this.entityId = entityId;
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this.effect = effect.getEffect();
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this.effectAmplifier = effect.getAmplifier();
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this.effectDurationTicks = effect.getDuration();
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byte b = 0;
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if (effect.isAmbient()) {
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b = (byte)(b | 1);
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}
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if (effect.isVisible()) {
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b = (byte)(b | 2);
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}
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if (effect.showIcon()) {
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b = (byte)(b | 4);
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}
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if (blend) {
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b = (byte)(b | 8);
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}
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this.flags = b;
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}
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private ClientboundUpdateMobEffectPacket(RegistryFriendlyByteBuf buffer) {
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this.entityId = buffer.readVarInt();
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this.effect = MobEffect.STREAM_CODEC.decode(buffer);
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this.effectAmplifier = buffer.readVarInt();
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this.effectDurationTicks = buffer.readVarInt();
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this.flags = buffer.readByte();
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}
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private void write(RegistryFriendlyByteBuf buffer) {
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buffer.writeVarInt(this.entityId);
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MobEffect.STREAM_CODEC.encode(buffer, this.effect);
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buffer.writeVarInt(this.effectAmplifier);
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buffer.writeVarInt(this.effectDurationTicks);
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buffer.writeByte(this.flags);
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}
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@Override
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public PacketType<ClientboundUpdateMobEffectPacket> type() {
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return GamePacketTypes.CLIENTBOUND_UPDATE_MOB_EFFECT;
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}
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/**
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* Passes this Packet on to the NetHandler for processing.
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*/
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public void handle(ClientGamePacketListener handler) {
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handler.handleUpdateMobEffect(this);
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}
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public int getEntityId() {
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return this.entityId;
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}
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public Holder<MobEffect> getEffect() {
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return this.effect;
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}
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public int getEffectAmplifier() {
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return this.effectAmplifier;
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}
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public int getEffectDurationTicks() {
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return this.effectDurationTicks;
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}
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public boolean isEffectVisible() {
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return (this.flags & 2) != 0;
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}
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public boolean isEffectAmbient() {
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return (this.flags & 1) != 0;
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}
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public boolean effectShowsIcon() {
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return (this.flags & 4) != 0;
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}
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public boolean shouldBlend() {
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return (this.flags & 8) != 0;
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}
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}
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